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-rw-r--r--lib/ExecutionEngine/JIT/JIT.cpp99
1 files changed, 20 insertions, 79 deletions
diff --git a/lib/ExecutionEngine/JIT/JIT.cpp b/lib/ExecutionEngine/JIT/JIT.cpp
index faf724fa85..15627675a5 100644
--- a/lib/ExecutionEngine/JIT/JIT.cpp
+++ b/lib/ExecutionEngine/JIT/JIT.cpp
@@ -18,7 +18,6 @@
#include "llvm/Function.h"
#include "llvm/GlobalVariable.h"
#include "llvm/Instructions.h"
-#include "llvm/ModuleProvider.h"
#include "llvm/CodeGen/JITCodeEmitter.h"
#include "llvm/CodeGen/MachineCodeInfo.h"
#include "llvm/ExecutionEngine/GenericValue.h"
@@ -193,17 +192,17 @@ void DarwinRegisterFrame(void* FrameBegin) {
/// createJIT - This is the factory method for creating a JIT for the current
/// machine, it does not fall back to the interpreter. This takes ownership
-/// of the module provider.
-ExecutionEngine *ExecutionEngine::createJIT(ModuleProvider *MP,
+/// of the module.
+ExecutionEngine *ExecutionEngine::createJIT(Module *M,
std::string *ErrorStr,
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode,
CodeModel::Model CMM) {
- return JIT::createJIT(MP, ErrorStr, JMM, OptLevel, GVsWithCode, CMM);
+ return JIT::createJIT(M, ErrorStr, JMM, OptLevel, GVsWithCode, CMM);
}
-ExecutionEngine *JIT::createJIT(ModuleProvider *MP,
+ExecutionEngine *JIT::createJIT(Module *M,
std::string *ErrorStr,
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
@@ -215,13 +214,13 @@ ExecutionEngine *JIT::createJIT(ModuleProvider *MP,
return 0;
// Pick a target either via -march or by guessing the native arch.
- TargetMachine *TM = JIT::selectTarget(MP, ErrorStr);
+ TargetMachine *TM = JIT::selectTarget(M, ErrorStr);
if (!TM || (ErrorStr && ErrorStr->length() > 0)) return 0;
TM->setCodeModel(CMM);
// If the target supports JIT code generation, create a the JIT.
if (TargetJITInfo *TJ = TM->getJITInfo()) {
- return new JIT(MP, *TM, *TJ, JMM, OptLevel, GVsWithCode);
+ return new JIT(M, *TM, *TJ, JMM, OptLevel, GVsWithCode);
} else {
if (ErrorStr)
*ErrorStr = "target does not support JIT code generation";
@@ -229,12 +228,12 @@ ExecutionEngine *JIT::createJIT(ModuleProvider *MP,
}
}
-JIT::JIT(ModuleProvider *MP, TargetMachine &tm, TargetJITInfo &tji,
+JIT::JIT(Module *M, TargetMachine &tm, TargetJITInfo &tji,
JITMemoryManager *JMM, CodeGenOpt::Level OptLevel, bool GVsWithCode)
- : ExecutionEngine(MP), TM(tm), TJI(tji), AllocateGVsWithCode(GVsWithCode) {
+ : ExecutionEngine(M), TM(tm), TJI(tji), AllocateGVsWithCode(GVsWithCode) {
setTargetData(TM.getTargetData());
- jitstate = new JITState(MP);
+ jitstate = new JITState(M);
// Initialize JCE
JCE = createEmitter(*this, JMM, TM);
@@ -278,16 +277,15 @@ JIT::~JIT() {
delete &TM;
}
-/// addModuleProvider - Add a new ModuleProvider to the JIT. If we previously
-/// removed the last ModuleProvider, we need re-initialize jitstate with a valid
-/// ModuleProvider.
-void JIT::addModuleProvider(ModuleProvider *MP) {
+/// addModule - Add a new Module to the JIT. If we previously removed the last
+/// Module, we need re-initialize jitstate with a valid Module.
+void JIT::addModule(Module *M) {
MutexGuard locked(lock);
if (Modules.empty()) {
assert(!jitstate && "jitstate should be NULL if Modules vector is empty!");
- jitstate = new JITState(MP);
+ jitstate = new JITState(M);
FunctionPassManager &PM = jitstate->getPM(locked);
PM.add(new TargetData(*TM.getTargetData()));
@@ -302,18 +300,17 @@ void JIT::addModuleProvider(ModuleProvider *MP) {
PM.doInitialization();
}
- ExecutionEngine::addModuleProvider(MP);
+ ExecutionEngine::addModule(M);
}
-/// removeModuleProvider - If we are removing the last ModuleProvider,
-/// invalidate the jitstate since the PassManager it contains references a
-/// released ModuleProvider.
-Module *JIT::removeModuleProvider(ModuleProvider *MP, std::string *E) {
- Module *result = ExecutionEngine::removeModuleProvider(MP, E);
+/// removeModule - If we are removing the last Module, invalidate the jitstate
+/// since the PassManager it contains references a released Module.
+bool JIT::removeModule(Module *M) {
+ bool result = ExecutionEngine::removeModule(M);
MutexGuard locked(lock);
- if (jitstate->getMP() == MP) {
+ if (jitstate->getModule() == M) {
delete jitstate;
jitstate = 0;
}
@@ -336,62 +333,6 @@ Module *JIT::removeModuleProvider(ModuleProvider *MP, std::string *E) {
return result;
}
-/// deleteModuleProvider - Remove a ModuleProvider from the list of modules,
-/// and deletes the ModuleProvider and owned Module. Avoids materializing
-/// the underlying module.
-void JIT::deleteModuleProvider(ModuleProvider *MP, std::string *E) {
- ExecutionEngine::deleteModuleProvider(MP, E);
-
- MutexGuard locked(lock);
-
- if (jitstate->getMP() == MP) {
- delete jitstate;
- jitstate = 0;
- }
-
- if (!jitstate && !Modules.empty()) {
- jitstate = new JITState(Modules[0]);
-
- FunctionPassManager &PM = jitstate->getPM(locked);
- PM.add(new TargetData(*TM.getTargetData()));
-
- // Turn the machine code intermediate representation into bytes in memory
- // that may be executed.
- if (TM.addPassesToEmitMachineCode(PM, *JCE, CodeGenOpt::Default)) {
- llvm_report_error("Target does not support machine code emission!");
- }
-
- // Initialize passes.
- PM.doInitialization();
- }
-}
-
-/// materializeFunction - make sure the given function is fully read. If the
-/// module is corrupt, this returns true and fills in the optional string with
-/// information about the problem. If successful, this returns false.
-bool JIT::materializeFunction(Function *F, std::string *ErrInfo) {
- // Read in the function if it exists in this Module.
- if (F->hasNotBeenReadFromBitcode()) {
- // Determine the module provider this function is provided by.
- Module *M = F->getParent();
- ModuleProvider *MP = 0;
- for (unsigned i = 0, e = Modules.size(); i != e; ++i) {
- if (Modules[i]->getModule() == M) {
- MP = Modules[i];
- break;
- }
- }
- if (MP)
- return MP->materializeFunction(F, ErrInfo);
-
- if (ErrInfo)
- *ErrInfo = "Function isn't in a module we know about!";
- return true;
- }
- // Succeed if the function is already read.
- return false;
-}
-
/// run - Start execution with the specified function and arguments.
///
GenericValue JIT::runFunction(Function *F,
@@ -661,7 +602,7 @@ void *JIT::getPointerToFunction(Function *F) {
// Now that this thread owns the lock, make sure we read in the function if it
// exists in this Module.
std::string ErrorMsg;
- if (materializeFunction(F, &ErrorMsg)) {
+ if (F->Materialize(&ErrorMsg)) {
llvm_report_error("Error reading function '" + F->getName()+
"' from bitcode file: " + ErrorMsg);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-17 07:46:18 +0000